Size unknown as there is no tag, but I believe it was either 3.5 or 4. The cotton fabric is soft and easy to move in. Please compare the measurements with your own gi. Width: 59cm Sleeve length from center of back: 67cm Length: 88cm This item has been used to a certain extent, so please understand that it is a used item. (Originally dark navy, but the color has faded.) There are no holes, tears, or severe fraying. There is a Kenshokai embroidery. Suitable for practice wear.